Generally approves of Edward Sabine's plan concerning magnetic observatories.
Generally approves of Edward Sabine's plan concerning magnetic observatories.
No summary available.
No summary available.
No summary available.
Received JH's letter of 17 July. Sent woodcut to W. S. Smyth as requested.
No summary available.
No summary available.
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Forwards magnetic materials written by George Peacock. Hopes to meet with JH.
Darwin requests a clean proof (of his abstract?) for ARW.
No summary available.
After all, CD is now beginning to prepare an abstract of his species theory. Recounts the events leading to joint paper with A. R. Wallace at Linnean Society. Lyell and Hooker urge strongly that he publish a fuller abstract. It is impossible to do justice to subject in an abstract.
His sister, Marianne Parker, has died.
Correcting proof for CD–Wallace paper. Has begun abstract.
Large and small genera.
No summary available.
No summary available.
No summary available.
Confer with William Whewell on magnetic observations, then notify GP. Health is improving. Cambridge residents are angry over proposed changes but ignore similar changes at Oxford.
Forwards latest computations of lunar diurnal variation in horizontal force of terrestrial magnetism at Cape of Good Hope. Describes method used by Archibald Smith to distinguish lunar from terrestrial magnetism.
No summary available.